Quiz about Law of Sines Law of Cosine

Question 1

What is the measure of angle A?

Accepted Answer

78 degrees

Answer

50 degrees

Answer

60 degrees

Answer

74 degrees

Question 2

Find AC

Accepted Answer

14

Answer

12

Answer

10

Answer

23

Question 3

Find AB

Accepted Answer

8

Answer

10

Answer

6.1

Answer

4.9

Question 4

Find the length of PQ

Accepted Answer

33.6

Answer

34.2

Answer

31.6

Answer

35.9

Question 5

Identify all possible solutions for the measure of angle P

Accepted Answer

$$131.4\degree$$

Accepted Answer

$$48.6\degree$$

Answer

$$84.7\degree$$

Answer

$$35.1\degree$$

Question 6

Find the missing side.

Accepted Answer

22.8 in.

Answer

15.9 in.

Answer

19.2 in.

Answer

521.1 in.

Question 7

Use the angle formula from the Law of Cosines to find m.

Accepted Answer

C

Answer

A

Answer

B

Answer

D

Question 8

What is the area of this triangle?

Accepted Answer

54.092 meters squared

Answer

14.494 meters squared

Answer

108.184 meters squared

Answer

54.35 meters squared

Question 9

Find the measure of angle F

Accepted Answer

$$18.1\degree$$

Answer

$$21.5\degree$$

Answer

$$30.2\degree$$

Answer

$$24.7\degree$$

Question 10

Identify all possible solutions for the measure of angle F

Accepted Answer

$$47.4\degree$$

Answer

$$35.9\degree$$

Answer

$$78.2\degree$$

Answer

$$132.6\degree$$

Question 11

Find $$m\angle H=$$

Accepted Answer

$$45.6\degree$$

Answer

$$44.1\degree$$

Answer

$$44.6\degree$$

Answer

$$45.2$$

Question 12

Find the area of ABC to the nearest tenth.

Accepted Answer

62.3 units²

Answer

124.6 units²

Answer

77.0 units²

Answer

100 units²

Question 13

Find AB

Accepted Answer

8.04

Answer

10.03

Answer

6.10

Answer

4.93

Question 14

Which of the following formulas shows the Law of Cosines?

Accepted Answer

c² = a² + b² - 2abcosC

Answer

c² = a² + b² - 4ac + cosA

Answer

c² = a² - b² - 2abcosC

Answer

(cos A)/a = (cos B)/b

Question 15

Which Law would you use?

Accepted Answer

Law of Cosines

Answer

Law of Sines

Answer

Law of the Jungle

Answer

Law of Gravity

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